Lexus ES manuals

Lexus ES: Diagnosis System

Lexus ES (XZ10) Service Manual / Vehicle Interior / Sliding Roof / Convertible / Sliding Roof System (for Hv Model) / Diagnosis System

DIAGNOSIS SYSTEM

DESCRIPTION

(a) Sliding roof system data and Diagnostic Trouble Codes (DTCs) can be read through the vehicle Data Link Connector 3 (DLC3). When the system seems to be malfunctioning, use the Techstream to check for malfunctions and perform repairs.

CHECK DLC3

(a) Check the DLC3.

Click here

INSPECT AUXILIARY BATTERY VOLTAGE

(a) Measure the auxiliary battery voltage with the power switch off.

Standard Voltage:

11 to 14 V

  • If the voltage is below 11 V, recharge or replace the auxiliary battery before proceeding to the next step.

READ NEXT:

 Dtc Check / Clear

DTC CHECK / CLEAR CHECK DTC (a) Connect the Techstream to the DLC3. (b) Turn the power switch on (IG). (c) Turn the Techstream on. (d) Enter the following menus: Body Electrical / Sliding Roof / Troub

 Data List / Active Test

DATA LIST / ACTIVE TEST DATA LIST HINT: Using the Techstream to read the Data List allows the values or states of switches, sensors, actuators and other items to be read without removing any parts. Th

 Diagnostic Trouble Code Chart

DIAGNOSTIC TROUBLE CODE CHART Sliding Roof System DTC No. Detection Item Link B2341 Sensor (Motor) Failure B2342 Switch Failure B2343 Position Initialization Incompl

SEE MORE:

 Disassembly

DISASSEMBLY CAUTION / NOTICE / HINT HINT: Use the same procedure for the RH side and LH side. The following procedure is for the LH side. PROCEDURE 1. REMOVE HEADLIGHT ECU SUB-ASSEMBLY Click here 2. REMOVE HEADLIGHT GASKET Click here 3. REMOVE HEADLIGHT RIM (a) Remove the screw.

 Hybrid/EV Battery Positive Contactor Circuit Short to Ground (P0AD911)

DESCRIPTION Refer to the description for DTC P0AE411. Click here DTC No. Detection Item DTC Detection Condition Trouble Area MIL Warning Indicate P0AD911 Hybrid/EV Battery Positive Contactor Circuit Short to Ground Short to ground in the SMRB circuit: Primary circuit of SMR (+

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